+++ /dev/null
-/***************************************************************************/
-/* */
-/* cffdrivr.c */
-/* */
-/* OpenType font driver implementation (body). */
-/* */
-/* Copyright 1996-2017 by */
-/* David Turner, Robert Wilhelm, and Werner Lemberg. */
-/* */
-/* This file is part of the FreeType project, and may only be used, */
-/* modified, and distributed under the terms of the FreeType project */
-/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
-/* this file you indicate that you have read the license and */
-/* understand and accept it fully. */
-/* */
-/***************************************************************************/
-
-
-#include <ft2build.h>
-#include FT_FREETYPE_H
-#include FT_INTERNAL_DEBUG_H
-#include FT_INTERNAL_STREAM_H
-#include FT_INTERNAL_SFNT_H
-#include FT_SERVICE_CID_H
-#include FT_SERVICE_POSTSCRIPT_INFO_H
-#include FT_SERVICE_POSTSCRIPT_NAME_H
-#include FT_SERVICE_TT_CMAP_H
-
-#include "cffdrivr.h"
-#include "cffgload.h"
-#include "cffload.h"
-#include "cffcmap.h"
-#include "cffparse.h"
-
-#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
-#include FT_SERVICE_MULTIPLE_MASTERS_H
-#include FT_SERVICE_METRICS_VARIATIONS_H
-#endif
-
-#include "cfferrs.h"
-#include "cffpic.h"
-
-#include FT_SERVICE_FONT_FORMAT_H
-#include FT_SERVICE_GLYPH_DICT_H
-#include FT_SERVICE_PROPERTIES_H
-#include FT_CFF_DRIVER_H
-
-
- /*************************************************************************/
- /* */
- /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
- /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
- /* messages during execution. */
- /* */
-#undef FT_COMPONENT
-#define FT_COMPONENT trace_cffdriver
-
-
- /*************************************************************************/
- /*************************************************************************/
- /*************************************************************************/
- /**** ****/
- /**** ****/
- /**** F A C E S ****/
- /**** ****/
- /**** ****/
- /*************************************************************************/
- /*************************************************************************/
- /*************************************************************************/
-
-
- /*************************************************************************/
- /* */
- /* <Function> */
- /* cff_get_kerning */
- /* */
- /* <Description> */
- /* A driver method used to return the kerning vector between two */
- /* glyphs of the same face. */
- /* */
- /* <Input> */
- /* face :: A handle to the source face object. */
- /* */
- /* left_glyph :: The index of the left glyph in the kern pair. */
- /* */
- /* right_glyph :: The index of the right glyph in the kern pair. */
- /* */
- /* <Output> */
- /* kerning :: The kerning vector. This is in font units for */
- /* scalable formats, and in pixels for fixed-sizes */
- /* formats. */
- /* */
- /* <Return> */
- /* FreeType error code. 0 means success. */
- /* */
- /* <Note> */
- /* Only horizontal layouts (left-to-right & right-to-left) are */
- /* supported by this function. Other layouts, or more sophisticated */
- /* kernings, are out of scope of this method (the basic driver */
- /* interface is meant to be simple). */
- /* */
- /* They can be implemented by format-specific interfaces. */
- /* */
- FT_CALLBACK_DEF( FT_Error )
- cff_get_kerning( FT_Face ttface, /* TT_Face */
- FT_UInt left_glyph,
- FT_UInt right_glyph,
- FT_Vector* kerning )
- {
- TT_Face face = (TT_Face)ttface;
- SFNT_Service sfnt = (SFNT_Service)face->sfnt;
-
-
- kerning->x = 0;
- kerning->y = 0;
-
- if ( sfnt )
- kerning->x = sfnt->get_kerning( face, left_glyph, right_glyph );
-
- return FT_Err_Ok;
- }
-
-
- /*************************************************************************/
- /* */
- /* <Function> */
- /* cff_glyph_load */
- /* */
- /* <Description> */
- /* A driver method used to load a glyph within a given glyph slot. */
- /* */
- /* <Input> */
- /* slot :: A handle to the target slot object where the glyph */
- /* will be loaded. */
- /* */
- /* size :: A handle to the source face size at which the glyph */
- /* must be scaled, loaded, etc. */
- /* */
- /* glyph_index :: The index of the glyph in the font file. */
- /* */
- /* load_flags :: A flag indicating what to load for this glyph. The */
- /* FT_LOAD_??? constants can be used to control the */
- /* glyph loading process (e.g., whether the outline */
- /* should be scaled, whether to load bitmaps or not, */
- /* whether to hint the outline, etc). */
- /* */
- /* <Return> */
- /* FreeType error code. 0 means success. */
- /* */
- FT_CALLBACK_DEF( FT_Error )
- cff_glyph_load( FT_GlyphSlot cffslot, /* CFF_GlyphSlot */
- FT_Size cffsize, /* CFF_Size */
- FT_UInt glyph_index,
- FT_Int32 load_flags )
- {
- FT_Error error;
- CFF_GlyphSlot slot = (CFF_GlyphSlot)cffslot;
- CFF_Size size = (CFF_Size)cffsize;
-
-
- if ( !slot )
- return FT_THROW( Invalid_Slot_Handle );
-
- FT_TRACE1(( "cff_glyph_load: glyph index %d\n", glyph_index ));
-
- /* check whether we want a scaled outline or bitmap */
- if ( !size )
- load_flags |= FT_LOAD_NO_SCALE | FT_LOAD_NO_HINTING;
-
- /* reset the size object if necessary */
- if ( load_flags & FT_LOAD_NO_SCALE )
- size = NULL;
-
- if ( size )
- {
- /* these two objects must have the same parent */
- if ( cffsize->face != cffslot->face )
- return FT_THROW( Invalid_Face_Handle );
- }
-
- /* now load the glyph outline if necessary */
- error = cff_slot_load( slot, size, glyph_index, load_flags );
-
- /* force drop-out mode to 2 - irrelevant now */
- /* slot->outline.dropout_mode = 2; */
-
- return error;
- }
-
-
- FT_CALLBACK_DEF( FT_Error )
- cff_get_advances( FT_Face face,
- FT_UInt start,
- FT_UInt count,
- FT_Int32 flags,
- FT_Fixed* advances )
- {
- FT_UInt nn;
- FT_Error error = FT_Err_Ok;
- FT_GlyphSlot slot = face->glyph;
-
-
- if ( FT_IS_SFNT( face ) )
- {
- /* OpenType 1.7 mandates that the data from `hmtx' table be used; */
- /* it is no longer necessary that those values are identical to */
- /* the values in the `CFF' table */
-
- TT_Face ttface = (TT_Face)face;
- FT_Short dummy;
-
-
- if ( flags & FT_LOAD_VERTICAL_LAYOUT )
- {
-#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
- /* no fast retrieval for blended MM fonts without VVAR table */
- if ( !ttface->is_default_instance &&
- !( ttface->variation_support & TT_FACE_FLAG_VAR_VADVANCE ) )
- return FT_THROW( Unimplemented_Feature );
-#endif
-
- /* check whether we have data from the `vmtx' table at all; */
- /* otherwise we extract the info from the CFF glyphstrings */
- /* (instead of synthesizing a global value using the `OS/2' */
- /* table) */
- if ( !ttface->vertical_info )
- goto Missing_Table;
-
- for ( nn = 0; nn < count; nn++ )
- {
- FT_UShort ah;
-
-
- ( (SFNT_Service)ttface->sfnt )->get_metrics( ttface,
- 1,
- start + nn,
- &dummy,
- &ah );
-
- FT_TRACE5(( " idx %d: advance height %d font units\n",
- start + nn, ah ));
- advances[nn] = ah;
- }
- }
- else
- {
-#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
- /* no fast retrieval for blended MM fonts without HVAR table */
- if ( !ttface->is_default_instance &&
- !( ttface->variation_support & TT_FACE_FLAG_VAR_HADVANCE ) )
- return FT_THROW( Unimplemented_Feature );
-#endif
-
- /* check whether we have data from the `hmtx' table at all */
- if ( !ttface->horizontal.number_Of_HMetrics )
- goto Missing_Table;
-
- for ( nn = 0; nn < count; nn++ )
- {
- FT_UShort aw;
-
-
- ( (SFNT_Service)ttface->sfnt )->get_metrics( ttface,
- 0,
- start + nn,
- &dummy,
- &aw );
-
- FT_TRACE5(( " idx %d: advance width %d font units\n",
- start + nn, aw ));
- advances[nn] = aw;
- }
- }
-
- return error;
- }
-
- Missing_Table:
- flags |= (FT_UInt32)FT_LOAD_ADVANCE_ONLY;
-
- for ( nn = 0; nn < count; nn++ )
- {
- error = cff_glyph_load( slot, face->size, start + nn, flags );
- if ( error )
- break;
-
- advances[nn] = ( flags & FT_LOAD_VERTICAL_LAYOUT )
- ? slot->linearVertAdvance
- : slot->linearHoriAdvance;
- }
-
- return error;
- }
-
-
- /*
- * GLYPH DICT SERVICE
- *
- */
-
- static FT_Error
- cff_get_glyph_name( CFF_Face face,
- FT_UInt glyph_index,
- FT_Pointer buffer,
- FT_UInt buffer_max )
- {
- CFF_Font font = (CFF_Font)face->extra.data;
- FT_String* gname;
- FT_UShort sid;
- FT_Error error;
-
-
- /* CFF2 table does not have glyph names; */
- /* we need to use `post' table method */
- if ( font->version_major == 2 )
- {
- FT_Library library = FT_FACE_LIBRARY( face );
- FT_Module sfnt_module = FT_Get_Module( library, "sfnt" );
- FT_Service_GlyphDict service =
- (FT_Service_GlyphDict)ft_module_get_service(
- sfnt_module,
- FT_SERVICE_ID_GLYPH_DICT,
- 0 );
-
-
- if ( service && service->get_name )
- return service->get_name( FT_FACE( face ),
- glyph_index,
- buffer,
- buffer_max );
- else
- {
- FT_ERROR(( "cff_get_glyph_name:"
- " cannot get glyph name from a CFF2 font\n"
- " "
- " without the `PSNames' module\n" ));
- error = FT_THROW( Missing_Module );
- goto Exit;
- }
- }
-
- if ( !font->psnames )
- {
- FT_ERROR(( "cff_get_glyph_name:"
- " cannot get glyph name from CFF & CEF fonts\n"
- " "
- " without the `PSNames' module\n" ));
- error = FT_THROW( Missing_Module );
- goto Exit;
- }
-
- /* first, locate the sid in the charset table */
- sid = font->charset.sids[glyph_index];
-
- /* now, lookup the name itself */
- gname = cff_index_get_sid_string( font, sid );
-
- if ( gname )
- FT_STRCPYN( buffer, gname, buffer_max );
-
- error = FT_Err_Ok;
-
- Exit:
- return error;
- }
-
-
- static FT_UInt
- cff_get_name_index( CFF_Face face,
- FT_String* glyph_name )
- {
- CFF_Font cff;
- CFF_Charset charset;
- FT_Service_PsCMaps psnames;
- FT_String* name;
- FT_UShort sid;
- FT_UInt i;
-
-
- cff = (CFF_FontRec *)face->extra.data;
- charset = &cff->charset;
-
- /* CFF2 table does not have glyph names; */
- /* we need to use `post' table method */
- if ( cff->version_major == 2 )
- {
- FT_Library library = FT_FACE_LIBRARY( face );
- FT_Module sfnt_module = FT_Get_Module( library, "sfnt" );
- FT_Service_GlyphDict service =
- (FT_Service_GlyphDict)ft_module_get_service(
- sfnt_module,
- FT_SERVICE_ID_GLYPH_DICT,
- 0 );
-
-
- if ( service && service->name_index )
- return service->name_index( FT_FACE( face ), glyph_name );
- else
- {
- FT_ERROR(( "cff_get_name_index:"
- " cannot get glyph index from a CFF2 font\n"
- " "
- " without the `PSNames' module\n" ));
- return 0;
- }
- }
-
- FT_FACE_FIND_GLOBAL_SERVICE( face, psnames, POSTSCRIPT_CMAPS );
- if ( !psnames )
- return 0;
-
- for ( i = 0; i < cff->num_glyphs; i++ )
- {
- sid = charset->sids[i];
-
- if ( sid > 390 )
- name = cff_index_get_string( cff, sid - 391 );
- else
- name = (FT_String *)psnames->adobe_std_strings( sid );
-
- if ( !name )
- continue;
-
- if ( !ft_strcmp( glyph_name, name ) )
- return i;
- }
-
- return 0;
- }
-
-
- FT_DEFINE_SERVICE_GLYPHDICTREC(
- cff_service_glyph_dict,
-
- (FT_GlyphDict_GetNameFunc) cff_get_glyph_name, /* get_name */
- (FT_GlyphDict_NameIndexFunc)cff_get_name_index /* name_index */
- )
-
-
- /*
- * POSTSCRIPT INFO SERVICE
- *
- */
-
- static FT_Int
- cff_ps_has_glyph_names( FT_Face face )
- {
- return ( face->face_flags & FT_FACE_FLAG_GLYPH_NAMES ) > 0;
- }
-
-
- static FT_Error
- cff_ps_get_font_info( CFF_Face face,
- PS_FontInfoRec* afont_info )
- {
- CFF_Font cff = (CFF_Font)face->extra.data;
- FT_Error error = FT_Err_Ok;
-
-
- if ( cff && !cff->font_info )
- {
- CFF_FontRecDict dict = &cff->top_font.font_dict;
- PS_FontInfoRec *font_info = NULL;
- FT_Memory memory = face->root.memory;
-
-
- if ( FT_ALLOC( font_info, sizeof ( *font_info ) ) )
- goto Fail;
-
- font_info->version = cff_index_get_sid_string( cff,
- dict->version );
- font_info->notice = cff_index_get_sid_string( cff,
- dict->notice );
- font_info->full_name = cff_index_get_sid_string( cff,
- dict->full_name );
- font_info->family_name = cff_index_get_sid_string( cff,
- dict->family_name );
- font_info->weight = cff_index_get_sid_string( cff,
- dict->weight );
- font_info->italic_angle = dict->italic_angle;
- font_info->is_fixed_pitch = dict->is_fixed_pitch;
- font_info->underline_position = (FT_Short)dict->underline_position;
- font_info->underline_thickness = (FT_UShort)dict->underline_thickness;
-
- cff->font_info = font_info;
- }
-
- if ( cff )
- *afont_info = *cff->font_info;
-
- Fail:
- return error;
- }
-
-
- FT_DEFINE_SERVICE_PSINFOREC(
- cff_service_ps_info,
-
- (PS_GetFontInfoFunc) cff_ps_get_font_info, /* ps_get_font_info */
- (PS_GetFontExtraFunc) NULL, /* ps_get_font_extra */
- (PS_HasGlyphNamesFunc) cff_ps_has_glyph_names, /* ps_has_glyph_names */
- /* unsupported with CFF fonts */
- (PS_GetFontPrivateFunc)NULL, /* ps_get_font_private */
- /* not implemented */
- (PS_GetFontValueFunc) NULL /* ps_get_font_value */
- )
-
-
- /*
- * POSTSCRIPT NAME SERVICE
- *
- */
-
- static const char*
- cff_get_ps_name( CFF_Face face )
- {
- CFF_Font cff = (CFF_Font)face->extra.data;
- SFNT_Service sfnt = (SFNT_Service)face->sfnt;
-
-
- /* following the OpenType specification 1.7, we return the name stored */
- /* in the `name' table for a CFF wrapped into an SFNT container */
-
- if ( FT_IS_SFNT( FT_FACE( face ) ) && sfnt )
- {
- FT_Library library = FT_FACE_LIBRARY( face );
- FT_Module sfnt_module = FT_Get_Module( library, "sfnt" );
- FT_Service_PsFontName service =
- (FT_Service_PsFontName)ft_module_get_service(
- sfnt_module,
- FT_SERVICE_ID_POSTSCRIPT_FONT_NAME,
- 0 );
-
-
- if ( service && service->get_ps_font_name )
- return service->get_ps_font_name( FT_FACE( face ) );
- }
-
- return (const char*)cff->font_name;
- }
-
-
- FT_DEFINE_SERVICE_PSFONTNAMEREC(
- cff_service_ps_name,
-
- (FT_PsName_GetFunc)cff_get_ps_name /* get_ps_font_name */
- )
-
-
- /*
- * TT CMAP INFO
- *
- * If the charmap is a synthetic Unicode encoding cmap or
- * a Type 1 standard (or expert) encoding cmap, hide TT CMAP INFO
- * service defined in SFNT module.
- *
- * Otherwise call the service function in the sfnt module.
- *
- */
- static FT_Error
- cff_get_cmap_info( FT_CharMap charmap,
- TT_CMapInfo *cmap_info )
- {
- FT_CMap cmap = FT_CMAP( charmap );
- FT_Error error = FT_Err_Ok;
-
- FT_Face face = FT_CMAP_FACE( cmap );
- FT_Library library = FT_FACE_LIBRARY( face );
-
-
- if ( cmap->clazz != &CFF_CMAP_ENCODING_CLASS_REC_GET &&
- cmap->clazz != &CFF_CMAP_UNICODE_CLASS_REC_GET )
- {
- FT_Module sfnt = FT_Get_Module( library, "sfnt" );
- FT_Service_TTCMaps service =
- (FT_Service_TTCMaps)ft_module_get_service( sfnt,
- FT_SERVICE_ID_TT_CMAP,
- 0 );
-
-
- if ( service && service->get_cmap_info )
- error = service->get_cmap_info( charmap, cmap_info );
- }
- else
- error = FT_THROW( Invalid_CharMap_Format );
-
- return error;
- }
-
-
- FT_DEFINE_SERVICE_TTCMAPSREC(
- cff_service_get_cmap_info,
-
- (TT_CMap_Info_GetFunc)cff_get_cmap_info /* get_cmap_info */
- )
-
-
- /*
- * CID INFO SERVICE
- *
- */
- static FT_Error
- cff_get_ros( CFF_Face face,
- const char* *registry,
- const char* *ordering,
- FT_Int *supplement )
- {
- FT_Error error = FT_Err_Ok;
- CFF_Font cff = (CFF_Font)face->extra.data;
-
-
- if ( cff )
- {
- CFF_FontRecDict dict = &cff->top_font.font_dict;
-
-
- if ( dict->cid_registry == 0xFFFFU )
- {
- error = FT_THROW( Invalid_Argument );
- goto Fail;
- }
-
- if ( registry )
- {
- if ( !cff->registry )
- cff->registry = cff_index_get_sid_string( cff,
- dict->cid_registry );
- *registry = cff->registry;
- }
-
- if ( ordering )
- {
- if ( !cff->ordering )
- cff->ordering = cff_index_get_sid_string( cff,
- dict->cid_ordering );
- *ordering = cff->ordering;
- }
-
- /*
- * XXX: According to Adobe TechNote #5176, the supplement in CFF
- * can be a real number. We truncate it to fit public API
- * since freetype-2.3.6.
- */
- if ( supplement )
- {
- if ( dict->cid_supplement < FT_INT_MIN ||
- dict->cid_supplement > FT_INT_MAX )
- FT_TRACE1(( "cff_get_ros: too large supplement %d is truncated\n",
- dict->cid_supplement ));
- *supplement = (FT_Int)dict->cid_supplement;
- }
- }
-
- Fail:
- return error;
- }
-
-
- static FT_Error
- cff_get_is_cid( CFF_Face face,
- FT_Bool *is_cid )
- {
- FT_Error error = FT_Err_Ok;
- CFF_Font cff = (CFF_Font)face->extra.data;
-
-
- *is_cid = 0;
-
- if ( cff )
- {
- CFF_FontRecDict dict = &cff->top_font.font_dict;
-
-
- if ( dict->cid_registry != 0xFFFFU )
- *is_cid = 1;
- }
-
- return error;
- }
-
-
- static FT_Error
- cff_get_cid_from_glyph_index( CFF_Face face,
- FT_UInt glyph_index,
- FT_UInt *cid )
- {
- FT_Error error = FT_Err_Ok;
- CFF_Font cff;
-
-
- cff = (CFF_Font)face->extra.data;
-
- if ( cff )
- {
- FT_UInt c;
- CFF_FontRecDict dict = &cff->top_font.font_dict;
-
-
- if ( dict->cid_registry == 0xFFFFU )
- {
- error = FT_THROW( Invalid_Argument );
- goto Fail;
- }
-
- if ( glyph_index > cff->num_glyphs )
- {
- error = FT_THROW( Invalid_Argument );
- goto Fail;
- }
-
- c = cff->charset.sids[glyph_index];
-
- if ( cid )
- *cid = c;
- }
-
- Fail:
- return error;
- }
-
-
- FT_DEFINE_SERVICE_CIDREC(
- cff_service_cid_info,
-
- (FT_CID_GetRegistryOrderingSupplementFunc)
- cff_get_ros, /* get_ros */
- (FT_CID_GetIsInternallyCIDKeyedFunc)
- cff_get_is_cid, /* get_is_cid */
- (FT_CID_GetCIDFromGlyphIndexFunc)
- cff_get_cid_from_glyph_index /* get_cid_from_glyph_index */
- )
-
-
- /*
- * PROPERTY SERVICE
- *
- */
- static FT_Error
- cff_property_set( FT_Module module, /* CFF_Driver */
- const char* property_name,
- const void* value,
- FT_Bool value_is_string )
- {
- FT_Error error = FT_Err_Ok;
- CFF_Driver driver = (CFF_Driver)module;
-
-#ifndef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
- FT_UNUSED( value_is_string );
-#endif
-
-
- if ( !ft_strcmp( property_name, "darkening-parameters" ) )
- {
- FT_Int* darken_params;
- FT_Int x1, y1, x2, y2, x3, y3, x4, y4;
-
-#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
- FT_Int dp[8];
-
-
- if ( value_is_string )
- {
- const char* s = (const char*)value;
- char* ep;
- int i;
-
-
- /* eight comma-separated numbers */
- for ( i = 0; i < 7; i++ )
- {
- dp[i] = (FT_Int)ft_strtol( s, &ep, 10 );
- if ( *ep != ',' || s == ep )
- return FT_THROW( Invalid_Argument );
-
- s = ep + 1;
- }
-
- dp[7] = (FT_Int)ft_strtol( s, &ep, 10 );
- if ( !( *ep == '\0' || *ep == ' ' ) || s == ep )
- return FT_THROW( Invalid_Argument );
-
- darken_params = dp;
- }
- else
-#endif
- darken_params = (FT_Int*)value;
-
- x1 = darken_params[0];
- y1 = darken_params[1];
- x2 = darken_params[2];
- y2 = darken_params[3];
- x3 = darken_params[4];
- y3 = darken_params[5];
- x4 = darken_params[6];
- y4 = darken_params[7];
-
- if ( x1 < 0 || x2 < 0 || x3 < 0 || x4 < 0 ||
- y1 < 0 || y2 < 0 || y3 < 0 || y4 < 0 ||
- x1 > x2 || x2 > x3 || x3 > x4 ||
- y1 > 500 || y2 > 500 || y3 > 500 || y4 > 500 )
- return FT_THROW( Invalid_Argument );
-
- driver->darken_params[0] = x1;
- driver->darken_params[1] = y1;
- driver->darken_params[2] = x2;
- driver->darken_params[3] = y2;
- driver->darken_params[4] = x3;
- driver->darken_params[5] = y3;
- driver->darken_params[6] = x4;
- driver->darken_params[7] = y4;
-
- return error;
- }
- else if ( !ft_strcmp( property_name, "hinting-engine" ) )
- {
-#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
- if ( value_is_string )
- {
- const char* s = (const char*)value;
-
-
- if ( !ft_strcmp( s, "adobe" ) )
- driver->hinting_engine = FT_CFF_HINTING_ADOBE;
-#ifdef CFF_CONFIG_OPTION_OLD_ENGINE
- else if ( !ft_strcmp( s, "freetype" ) )
- driver->hinting_engine = FT_CFF_HINTING_FREETYPE;
-#endif
- else
- return FT_THROW( Invalid_Argument );
- }
- else
-#endif
- {
- FT_UInt* hinting_engine = (FT_UInt*)value;
-
-
- if ( *hinting_engine == FT_CFF_HINTING_ADOBE
-#ifdef CFF_CONFIG_OPTION_OLD_ENGINE
- || *hinting_engine == FT_CFF_HINTING_FREETYPE
-#endif
- )
- driver->hinting_engine = *hinting_engine;
- else
- error = FT_ERR( Unimplemented_Feature );
-
- return error;
- }
- }
- else if ( !ft_strcmp( property_name, "no-stem-darkening" ) )
- {
-#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
- if ( value_is_string )
- {
- const char* s = (const char*)value;
- long nsd = ft_strtol( s, NULL, 10 );
-
-
- if ( !nsd )
- driver->no_stem_darkening = FALSE;
- else
- driver->no_stem_darkening = TRUE;
- }
- else
-#endif
- {
- FT_Bool* no_stem_darkening = (FT_Bool*)value;
-
-
- driver->no_stem_darkening = *no_stem_darkening;
- }
-
- return error;
- }
- else if ( !ft_strcmp( property_name, "random-seed" ) )
- {
- FT_Int32 random_seed;
-
-
-#ifdef FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
- if ( value_is_string )
- {
- const char* s = (const char*)value;
-
-
- random_seed = (FT_Int32)ft_strtol( s, NULL, 10 );
- }
- else
-#endif
- random_seed = *(FT_Int32*)value;
-
- if ( random_seed < 0 )
- random_seed = 0;
-
- driver->random_seed = random_seed;
-
- return error;
- }
-
- FT_TRACE0(( "cff_property_set: missing property `%s'\n",
- property_name ));
- return FT_THROW( Missing_Property );
- }
-
-
- static FT_Error
- cff_property_get( FT_Module module, /* CFF_Driver */
- const char* property_name,
- const void* value )
- {
- FT_Error error = FT_Err_Ok;
- CFF_Driver driver = (CFF_Driver)module;
-
-
- if ( !ft_strcmp( property_name, "darkening-parameters" ) )
- {
- FT_Int* darken_params = driver->darken_params;
- FT_Int* val = (FT_Int*)value;
-
-
- val[0] = darken_params[0];
- val[1] = darken_params[1];
- val[2] = darken_params[2];
- val[3] = darken_params[3];
- val[4] = darken_params[4];
- val[5] = darken_params[5];
- val[6] = darken_params[6];
- val[7] = darken_params[7];
-
- return error;
- }
- else if ( !ft_strcmp( property_name, "hinting-engine" ) )
- {
- FT_UInt hinting_engine = driver->hinting_engine;
- FT_UInt* val = (FT_UInt*)value;
-
-
- *val = hinting_engine;
-
- return error;
- }
- else if ( !ft_strcmp( property_name, "no-stem-darkening" ) )
- {
- FT_Bool no_stem_darkening = driver->no_stem_darkening;
- FT_Bool* val = (FT_Bool*)value;
-
-
- *val = no_stem_darkening;
-
- return error;
- }
-
- FT_TRACE0(( "cff_property_get: missing property `%s'\n",
- property_name ));
- return FT_THROW( Missing_Property );
- }
-
-
- FT_DEFINE_SERVICE_PROPERTIESREC(
- cff_service_properties,
-
- (FT_Properties_SetFunc)cff_property_set, /* set_property */
- (FT_Properties_GetFunc)cff_property_get ) /* get_property */
-
-
-#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
-
- /*
- * MULTIPLE MASTER SERVICE
- *
- */
-
- static FT_Error
- cff_set_mm_blend( CFF_Face face,
- FT_UInt num_coords,
- FT_Fixed* coords )
- {
- FT_Service_MultiMasters mm = (FT_Service_MultiMasters)face->mm;
-
-
- return mm->set_mm_blend( FT_FACE( face ), num_coords, coords );
- }
-
-
- static FT_Error
- cff_get_mm_blend( CFF_Face face,
- FT_UInt num_coords,
- FT_Fixed* coords )
- {
- FT_Service_MultiMasters mm = (FT_Service_MultiMasters)face->mm;
-
-
- return mm->get_mm_blend( FT_FACE( face ), num_coords, coords );
- }
-
-
- static FT_Error
- cff_get_mm_var( CFF_Face face,
- FT_MM_Var* *master )
- {
- FT_Service_MultiMasters mm = (FT_Service_MultiMasters)face->mm;
-
-
- return mm->get_mm_var( FT_FACE( face ), master );
- }
-
-
- static FT_Error
- cff_set_var_design( CFF_Face face,
- FT_UInt num_coords,
- FT_Fixed* coords )
- {
- FT_Service_MultiMasters mm = (FT_Service_MultiMasters)face->mm;
-
-
- return mm->set_var_design( FT_FACE( face ), num_coords, coords );
- }
-
-
- static FT_Error
- cff_get_var_design( CFF_Face face,
- FT_UInt num_coords,
- FT_Fixed* coords )
- {
- FT_Service_MultiMasters mm = (FT_Service_MultiMasters)face->mm;
-
-
- return mm->get_var_design( FT_FACE( face ), num_coords, coords );
- }
-
-
- FT_DEFINE_SERVICE_MULTIMASTERSREC(
- cff_service_multi_masters,
-
- (FT_Get_MM_Func) NULL, /* get_mm */
- (FT_Set_MM_Design_Func) NULL, /* set_mm_design */
- (FT_Set_MM_Blend_Func) cff_set_mm_blend, /* set_mm_blend */
- (FT_Get_MM_Blend_Func) cff_get_mm_blend, /* get_mm_blend */
- (FT_Get_MM_Var_Func) cff_get_mm_var, /* get_mm_var */
- (FT_Set_Var_Design_Func)cff_set_var_design, /* set_var_design */
- (FT_Get_Var_Design_Func)cff_get_var_design, /* get_var_design */
-
- (FT_Get_Var_Blend_Func) cff_get_var_blend, /* get_var_blend */
- (FT_Done_Blend_Func) cff_done_blend /* done_blend */
- )
-
-
- /*
- * METRICS VARIATIONS SERVICE
- *
- */
-
- static FT_Error
- cff_hadvance_adjust( CFF_Face face,
- FT_UInt gindex,
- FT_Int *avalue )
- {
- FT_Service_MetricsVariations var = (FT_Service_MetricsVariations)face->var;
-
-
- return var->hadvance_adjust( FT_FACE( face ), gindex, avalue );
- }
-
-
- static void
- cff_metrics_adjust( CFF_Face face )
- {
- FT_Service_MetricsVariations var = (FT_Service_MetricsVariations)face->var;
-
-
- var->metrics_adjust( FT_FACE( face ) );
- }
-
-
- FT_DEFINE_SERVICE_METRICSVARIATIONSREC(
- cff_service_metrics_variations,
-
- (FT_HAdvance_Adjust_Func)cff_hadvance_adjust, /* hadvance_adjust */
- (FT_LSB_Adjust_Func) NULL, /* lsb_adjust */
- (FT_RSB_Adjust_Func) NULL, /* rsb_adjust */
-
- (FT_VAdvance_Adjust_Func)NULL, /* vadvance_adjust */
- (FT_TSB_Adjust_Func) NULL, /* tsb_adjust */
- (FT_BSB_Adjust_Func) NULL, /* bsb_adjust */
- (FT_VOrg_Adjust_Func) NULL, /* vorg_adjust */
-
- (FT_Metrics_Adjust_Func) cff_metrics_adjust /* metrics_adjust */
- )
-#endif
-
-
- /*************************************************************************/
- /*************************************************************************/
- /*************************************************************************/
- /**** ****/
- /**** ****/
- /**** D R I V E R I N T E R F A C E ****/
- /**** ****/
- /**** ****/
- /*************************************************************************/
- /*************************************************************************/
- /*************************************************************************/
-
-#if !defined FT_CONFIG_OPTION_NO_GLYPH_NAMES && \
- defined TT_CONFIG_OPTION_GX_VAR_SUPPORT
- FT_DEFINE_SERVICEDESCREC9(
- cff_services,
-
- FT_SERVICE_ID_FONT_FORMAT, FT_FONT_FORMAT_CFF,
- FT_SERVICE_ID_MULTI_MASTERS, &CFF_SERVICE_MULTI_MASTERS_GET,
- FT_SERVICE_ID_METRICS_VARIATIONS, &CFF_SERVICE_METRICS_VAR_GET,
- FT_SERVICE_ID_POSTSCRIPT_INFO, &CFF_SERVICE_PS_INFO_GET,
- FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &CFF_SERVICE_PS_NAME_GET,
- FT_SERVICE_ID_GLYPH_DICT, &CFF_SERVICE_GLYPH_DICT_GET,
- FT_SERVICE_ID_TT_CMAP, &CFF_SERVICE_GET_CMAP_INFO_GET,
- FT_SERVICE_ID_CID, &CFF_SERVICE_CID_INFO_GET,
- FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET
- )
-#elif !defined FT_CONFIG_OPTION_NO_GLYPH_NAMES
- FT_DEFINE_SERVICEDESCREC7(
- cff_services,
-
- FT_SERVICE_ID_FONT_FORMAT, FT_FONT_FORMAT_CFF,
- FT_SERVICE_ID_POSTSCRIPT_INFO, &CFF_SERVICE_PS_INFO_GET,
- FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &CFF_SERVICE_PS_NAME_GET,
- FT_SERVICE_ID_GLYPH_DICT, &CFF_SERVICE_GLYPH_DICT_GET,
- FT_SERVICE_ID_TT_CMAP, &CFF_SERVICE_GET_CMAP_INFO_GET,
- FT_SERVICE_ID_CID, &CFF_SERVICE_CID_INFO_GET,
- FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET
- )
-#elif defined TT_CONFIG_OPTION_GX_VAR_SUPPORT
- FT_DEFINE_SERVICEDESCREC8(
- cff_services,
-
- FT_SERVICE_ID_FONT_FORMAT, FT_FONT_FORMAT_CFF,
- FT_SERVICE_ID_MULTI_MASTERS, &CFF_SERVICE_MULTI_MASTERS_GET,
- FT_SERVICE_ID_METRICS_VARIATIONS, &CFF_SERVICE_METRICS_VAR_GET,
- FT_SERVICE_ID_POSTSCRIPT_INFO, &CFF_SERVICE_PS_INFO_GET,
- FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &CFF_SERVICE_PS_NAME_GET,
- FT_SERVICE_ID_TT_CMAP, &CFF_SERVICE_GET_CMAP_INFO_GET,
- FT_SERVICE_ID_CID, &CFF_SERVICE_CID_INFO_GET,
- FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET
- )
-#else
- FT_DEFINE_SERVICEDESCREC6(
- cff_services,
-
- FT_SERVICE_ID_FONT_FORMAT, FT_FONT_FORMAT_CFF,
- FT_SERVICE_ID_POSTSCRIPT_INFO, &CFF_SERVICE_PS_INFO_GET,
- FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &CFF_SERVICE_PS_NAME_GET,
- FT_SERVICE_ID_TT_CMAP, &CFF_SERVICE_GET_CMAP_INFO_GET,
- FT_SERVICE_ID_CID, &CFF_SERVICE_CID_INFO_GET,
- FT_SERVICE_ID_PROPERTIES, &CFF_SERVICE_PROPERTIES_GET
- )
-#endif
-
-
- FT_CALLBACK_DEF( FT_Module_Interface )
- cff_get_interface( FT_Module driver, /* CFF_Driver */
- const char* module_interface )
- {
- FT_Library library;
- FT_Module sfnt;
- FT_Module_Interface result;
-
-
- /* CFF_SERVICES_GET dereferences `library' in PIC mode */
-#ifdef FT_CONFIG_OPTION_PIC
- if ( !driver )
- return NULL;
- library = driver->library;
- if ( !library )
- return NULL;
-#endif
-
- result = ft_service_list_lookup( CFF_SERVICES_GET, module_interface );
- if ( result )
- return result;
-
- /* `driver' is not yet evaluated in non-PIC mode */
-#ifndef FT_CONFIG_OPTION_PIC
- if ( !driver )
- return NULL;
- library = driver->library;
- if ( !library )
- return NULL;
-#endif
-
- /* we pass our request to the `sfnt' module */
- sfnt = FT_Get_Module( library, "sfnt" );
-
- return sfnt ? sfnt->clazz->get_interface( sfnt, module_interface ) : 0;
- }
-
-
- /* The FT_DriverInterface structure is defined in ftdriver.h. */
-
-#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
-#define CFF_SIZE_SELECT cff_size_select
-#else
-#define CFF_SIZE_SELECT 0
-#endif
-
- FT_DEFINE_DRIVER(
- cff_driver_class,
-
- FT_MODULE_FONT_DRIVER |
- FT_MODULE_DRIVER_SCALABLE |
- FT_MODULE_DRIVER_HAS_HINTER |
- FT_MODULE_DRIVER_HINTS_LIGHTLY,
-
- sizeof ( CFF_DriverRec ),
- "cff",
- 0x10000L,
- 0x20000L,
-
- NULL, /* module-specific interface */
-
- cff_driver_init, /* FT_Module_Constructor module_init */
- cff_driver_done, /* FT_Module_Destructor module_done */
- cff_get_interface, /* FT_Module_Requester get_interface */
-
- sizeof ( TT_FaceRec ),
- sizeof ( CFF_SizeRec ),
- sizeof ( CFF_GlyphSlotRec ),
-
- cff_face_init, /* FT_Face_InitFunc init_face */
- cff_face_done, /* FT_Face_DoneFunc done_face */
- cff_size_init, /* FT_Size_InitFunc init_size */
- cff_size_done, /* FT_Size_DoneFunc done_size */
- cff_slot_init, /* FT_Slot_InitFunc init_slot */
- cff_slot_done, /* FT_Slot_DoneFunc done_slot */
-
- cff_glyph_load, /* FT_Slot_LoadFunc load_glyph */
-
- cff_get_kerning, /* FT_Face_GetKerningFunc get_kerning */
- NULL, /* FT_Face_AttachFunc attach_file */
- cff_get_advances, /* FT_Face_GetAdvancesFunc get_advances */
-
- cff_size_request, /* FT_Size_RequestFunc request_size */
- CFF_SIZE_SELECT /* FT_Size_SelectFunc select_size */
- )
-
-
-/* END */
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